NYC89LA058

NTSB accident investigation · Piper PA-60 · Somerville, NJ · December 31, 1988

Accident · Serious injuriesLimited investigationFinal report
Date
December 31, 1988, 12:00 local (17:00 UTC)
Place
Somerville, NJ
Injuries
2 serious, 2 minor
Damage
Destroyed
Phase of flight
Approach
Aircraft
N90393Piper PA-60
Weather
Visual (VMC) · Day
Status
Completed · report June 11, 1990
Report
Approved by Office Director
FAA report
19881231057159A
Case key
36358

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

Improper inflight decisions while approaching the airport on final approach with defective magnetos. The right fuel selector was placed in the closed position, the pilot attempted a go around, raised the landing gear and flaps, failed to maintain VMC, and crashed into wooded terrain.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine powerApproach - vfr pattern - final approach
Ignition system,magneto - burnedFactor
Ignition system,magneto - wornFactor
Fuel system,selector/valve - closedCause
Fuel tank selector position - improperPilot in commandCause
Loss of control - in flightGo-around (vfr)
Go-around - attemptedPilot in commandCause
Airspeed(vmc) - not maintainedPilot in commandCause
Fuel tank selector position - performedPilot in commandFactor
Diverted attentionPilot in commandCause
Raising of flaps - performedPilot in commandFactor
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The aircraft was on final approach to runway 30 at somerset airport, Somerville, new jersey when there was a loss of power of the right engine. The pilot raised the landing gear and flaps, and the aircraft rolled to the right, descended toward the ground and crashed. The fuel selector valve to the right wing tank was in the closed position. The right engine magnetos were defective.

Aircraft

Registration
N90393
Reported as
Piper PA-60
Category
Airplane
Serial number
60-0224-095
Airframe hours
2,049
Engine
Lycoming IO-540-K1F5, 290 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Registered owner
Albert T. Gianchiglia
Airworthiness certificate
Standard, Normal
Last inspection
Annual · December 29, 1989 · 1 hours before
Departed
1N7 · Blairstown, NJ
Destination
N52
Airport
N52 · Somerset, runway 30, 2,735 × 65 ft, asphalt

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
44
Certificate
Private
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
2,300 total · 800 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
280° at 12 knots
Visibility
15 statute miles
Lowest ceiling
None
Temperature
39 °F, dew point 21 °F
Altimeter
30.00 inHg
Observed at
ABE, 35 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.